ERIC Number: EJ556347
Record Type: Journal
Publication Date: 1997
Reference Count: N/A
IRT Estimation of Domain Scores.
Bock, R. Darrell; Thissen, David; Zimowski, Michele F.
Journal of Educational Measurement, v34 n3 p197-211 Fall 1997
Resampling results with real data for 1,000 test responses and 2,902 young adults show that for unidimensional and multidimensional models the item response theory (IRT) estimator is a more accurate predictor of the domain score than is the classical percent-correct score. (SLD)
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Authoring Institution: N/A